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forum_thread

Maven driven compile time ehnancement

Hi,    Just thought I'd share a small bit of Maven config to aid in enhancing persistent classes during compile time. Just add the following to your pom.xml: #1 2011-04-28 02:35 Hi,    Just thought I'd share a small bit of Maven config to aid in enhancing persistent cl ...

 
forum_thread

Working with a cleared cache

I'm working on trying to improve the performance of our database processing class and I'm attempting to keep the L1 cache within the PersistenceManager cleared in an effort to reduce its memory footprint. The code snippet below is part of a Callable task that is run repeatedly with a given list of commands. When I run the code as written I start getting the stack traces that are listed.  However, if I comment out the calls to makeTransactionalAll() and evictAll() everything works. #1 2011-08-18 15:42 I'm working on trying to improve the performance of our database processing class and I'm attempting to k ...

 
forum_thread

Criteria Query results in a NoResultException instead of returning object

When I run the following code    #1 2011-05-16 01:42 When I run the following code  CriteriaBuilder builder = em. getCriteriaBuilder & ...

 
forum_thread

Mismatch client-server protocol prefix

Hello! We migrated one of our legacy webservices to Spring Boot/Spring MVC. Now i have a strange problem. At first the app runs perfectly for a couple of hours. After that it stops working and I get the following exception: #1 2015-06-17 16:02 Hello! We migrated one of our legacy webservices to Spring Boot/Spring MVC. Now i have a strange prob ...

 
issue

Navigation through lazy loading from Detached Objects

A main limitation of detached objects (as explained on the Detached Entities manual page) is: Feature Request Version: 2.2.6 Priority: Normal Status: Active Replies: 4 Type:  Feature Request ...

 
tutorial

Step 7: Run the Spring Web App

Shows how to run the Eclipse Spring MVC JPA web application. At this stage your project should have the following structure: Use copy and paste to replace the content of the index.jsp file (which serves as the default front page) with the followin ...

 
issue

Internal exception on flush

Today I received the exception below on running the following code: Bug Version: 2.3.3 Priority: Critical Status: Fixed Replies: 3 Type:  Bug ...

 
forum_thread

Out of memory

Hi, Today in the middle of the night ODB just crashed leaving this on console screen: #1 2012-09-18 07:06 Hi, Today in the middle of the night ODB just crashed leaving this on console screen: ObjectDB Serv ...

 
api-jdo

getPersistenceManagerFactory(overrides, name, resourceLoader, pmfLoader)

Returns a PersistenceManagerFactory configured based on the properties stored in the resource at name, or, if not found, returns a PersistenceManagerFactory with the given name or, if not found, returns a javax.persistence.EntityManagerFactory cast to a PersistenceManagerFactory.(Static Method of javax.jdo.JDOHelper)

 
forum_thread

Visibility of changes in Transaction is not visible to a JPA QL Query

I have two simple Entities ( see attachment ) and a simple SLSB with container managed transactions which is called by a trivial servlet. Inside a UserTransaction I add a number of items then check to see that they have been added #1 2011-08-24 19:11 I have two simple Entities ( see attachment ) and a simple SLSB with container managed transactions which is call ...